Toyota Tundra (2015 year). Manual — part 2355

OK

Main body

TESTER DISPLAY

TEST PART

CONTROL RANGE

DIAGNOSTIC NOTE

Wireless Buzzer

Sounds wireless buzzer

ON/OFF

-

OK:

Wireless buzzer turns ON or OFF.

NG

GO TO STEP 4

OK

REPLACE MAIN BODY ECU (DRIVER SIDE

JUNCTION BLOCK)

4.

CHECK HARNESS AND CONNECTOR (WIRELESS DOOR LOCK BUZZER - MAIN BODY
ECU AND BODY GROUND)

(a) Disconnect the A34 buzzer connector.

(b) Disconnect the J1 ECU connector.

(c) Measure the resistance according to the value(s) in the table

below.

Standard resistance:

TESTER CONNECTION

CONDITION

SPECIFIED

CONDITION

A34-1 (B) - J1-7 (BZR)

Always

Below 1 Ω

A34-2 (E) - Body ground

A34-1 (B) or J1-7 (BZR) - Body

ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

5.

CHECK WIRELESS DOOR LOCK BUZZER (OPERATION)

(a) Temporarily replace the wireless door lock buzzer with a new or normally functioning one

.

DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM: No An...

(b) Check that the buzzer sounds when using the transmitter LOCK and UNLOCK switches.

OK:

The buzzer sounds.

NOTICE:

When battery voltage is directly applied to the buzzer, the buzzer does not sound.

HINT:

The buzzer circuit is built into the main body ECU, not into the buzzer itself.

NG

REPLACE MAIN BODY ECU (DRIVER SIDE

JUNCTION BLOCK)

OK

END (WIRELESS DOOR LOCK BUZZER IS

DEFECTIVE)

DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM: No An...

Last Modified: 9-16-2014

6.6 R

Doc ID: RM000001WP301HX

Model Year: 2015

Model: Tundra

Prod Date Range: [08/2014 - ]

Title: ENGINE IMMOBILISER: ENGINE IMMOBILISER SYSTEM: PARTS LOCATION; 2015 MY Tundra [08/2014 -

]

PARTS LOCATION

ILLUSTRATION

ENGINE IMMOBILISER: ENGINE IMMOBILISER SYSTEM: PARTS ...

ENGINE IMMOBILISER: ENGINE IMMOBILISER SYSTEM: PARTS ...